OpenTechnical

OT-2026-000056635

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000056635) never changes.

Identity and time

Publication numberOT-2026-000056635 · never reused
Internal UUID01a0ae87-7af5-73a5-8f5e-3bcc129c25d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056635
StatusPUBLIC

Content hashes

Canonical text46a28c5b918225ab4e135d7be6e069bdb6fd10233cfc432efe4129797fe55119
Markdown12a000fb5dbde01fc8378d8fd8913fb066e3c2b4c457679192cd66ac6fa6070a
PDF
Publication page184c29aee6e7c07685ee0dd047a58a8a49d440ba14b94b0e3989d2423788a882
Manifest94d515feeabf9c0253e8c13e982d941f1c2a86183decec3596d778e0a5c69cbe

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureETxkZmwy9S/kImhQ00dr1VLkdX+hRvn0JBCT6aH4POFgUOeq7VImHpYqX04tqpc7Q0VRk1dvptxfvFNuxq37AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:59.663896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056635
observed 184c29aee6e7c07685ee0dd047a58a8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.646882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056635/manifest.json
observed 94d515feeabf9c0253e8c13e982d941f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.630541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056635/publication.md
observed 12a000fb5dbde01fc8378d8fd8913fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:59.614346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056635/publication.txt
observed 46a28c5b918225ab4e135d7be6e069bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.